Combined input and output device for a programmable controller



FIG. 1 is a front, top and right side perspective view of a combined input and output device for a programmable controller, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof the left side being identical in appearance;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is an enlarged cross-sectional view taken along line 7--7 of FIG. 2. 

The ornamental design for a combined input and outupt device for a programmable controller, as shown and described. 